LEADTOOLS Annotations for WPF and Silverlight (Leadtools.Windows.Annotations assembly) Send comments on this topic. | Back to Introduction - All Topics | Help Version 17.0.3.31
Origin Property
See Also 
Leadtools.Windows.Annotations Namespace > AnnObject Class : Origin Property



Gets the logical origin of this AnnObject. Supported in Silverlight, Windows Phone 7

Syntax

Visual Basic (Declaration) 
Public Overridable ReadOnly Property Origin As Point
Visual Basic (Usage)Copy Code
Dim instance As AnnObject
Dim value As Point
 
value = instance.Origin
C# 
public virtual Point Origin {get;}
C++/CLI 
public:
virtual property Point Origin {
   Point get();
}

Property Value

The logical origin of this AnnObject.

Example

Visual BasicCopy Code
Private Sub AnnObject_Transform(ByVal obj As AnnObject)
   ' show the matrix
   ShowMatrix(obj.Transform)
   obj.Translate(2, 3)
   ShowMatrix(obj.Transform)
   obj.Scale(1.5F, 1.5F, obj.Origin)
   ShowMatrix(obj.Transform)
   obj.Rotate(45, obj.Origin)
   ShowMatrix(obj.Transform)
   obj.ResetTransform()
   ShowMatrix(obj.Transform)
End Sub


Private Sub ShowMatrix(ByVal mat As Matrix)
   Console.Write("{0}, ", mat.M11)
   Console.Write("{0}, ", mat.M12)
   Console.Write("{0}, ", mat.M21)
   Console.Write("{0}, ", mat.M22)
   Console.Write("{0}, ", mat.OffsetX)
   Console.Write("{0}, ", mat.OffsetY)
End Sub
C#Copy Code
private void AnnObject_Transform(AnnObject obj)
{
   // show the matrix
   ShowMatrix(obj.Transform);
   obj.Translate(2, 3);
   ShowMatrix(obj.Transform);
   obj.Scale(1.5F, 1.5F, obj.Origin);
   ShowMatrix(obj.Transform);
   obj.Rotate(45, obj.Origin);
   ShowMatrix(obj.Transform);
   obj.ResetTransform();
   ShowMatrix(obj.Transform);
}

private void ShowMatrix(Matrix mat)
{
   Console.Write("{0}, ", mat.M11);
   Console.Write("{0}, ", mat.M12);
   Console.Write("{0}, ", mat.M21);
   Console.Write("{0}, ", mat.M22);
   Console.Write("{0}, ", mat.OffsetX);
   Console.Write("{0}, ", mat.OffsetY);
}
SilverlightCSharpCopy Code
private void AnnObject_Transform(AnnObject obj)
{
   // show the matrix
   ShowMatrix(obj.Transform);
   obj.Translate(2, 3);
   ShowMatrix(obj.Transform);
   obj.Scale(1.5F, 1.5F, obj.Origin);
   ShowMatrix(obj.Transform);
   obj.Rotate(45, obj.Origin);
   ShowMatrix(obj.Transform);
   obj.ResetTransform();
   ShowMatrix(obj.Transform);
}

private void ShowMatrix(Matrix mat)
{
   Console.Write("{0}, ", mat.M11);
   Console.Write("{0}, ", mat.M12);
   Console.Write("{0}, ", mat.M21);
   Console.Write("{0}, ", mat.M22);
   Console.Write("{0}, ", mat.OffsetX);
   Console.Write("{0}, ", mat.OffsetY);
}
SilverlightVBCopy Code
Private Sub AnnObject_Transform(ByVal obj As AnnObject)
   ' show the matrix
   ShowMatrix(obj.Transform)
   obj.Translate(2, 3)
   ShowMatrix(obj.Transform)
   obj.Scale(1.5F, 1.5F, obj.Origin)
   ShowMatrix(obj.Transform)
   obj.Rotate(45, obj.Origin)
   ShowMatrix(obj.Transform)
   obj.ResetTransform()
   ShowMatrix(obj.Transform)
End Sub

Private Sub ShowMatrix(ByVal mat As Matrix)
   Console.Write("{0}, ", mat.M11)
   Console.Write("{0}, ", mat.M12)
   Console.Write("{0}, ", mat.M21)
   Console.Write("{0}, ", mat.M22)
   Console.Write("{0}, ", mat.OffsetX)
   Console.Write("{0}, ", mat.OffsetY)
End Sub

Remarks

(Read only) This method returns the logical origin of this AnnObject. This value is calculated by returning the origin of the AnnObject.DefiningGeometry value. You can use this origin to AnnObject.Rotate or AnnObject.Scale this object around itself.

For more information, refer to Low-Level Coordinate System for WPF Annotations.

Requirements

Target Platforms: Silverlight 3.0, Windows XP, Windows Server 2003 family, Windows Server 2008 family, Windows Vista, Windows 7, MAC OS/X (Intel Only)

See Also

Origin requires a Document/Medical product license and unlock key. For more information, refer to: Imaging Pro/Document/Medical Features and Unlocking Special LEAD Features.